Hi , i found out my product all show out of stock when checking in Lazada , buyer ask me when restock. but actually i have stock . can i know why ?

https://www.lazada.com.my/products/axis-y-complete-no-stress-physical-sunscreen-sunblock-non-waterproof-spf50-pa-50ml-10ml-i2897859727-s14021340850.html?spm=a2o4k.10415192.0.0.261d3493xiljcu&search=store